<template>
    <div class="tree">

        <el-tree :data="data5" node-key="id" default-expand-all >
        <span class="custom-tree-node" slot-scope="{ node, data}">
            <span>
                  <svg class="font-icon" aria-hidden="true" style="width: 15px;height: 15px"><use xlink:href="#iconwenjianjia"></use></svg>{{ node.label }}
            </span>
        </span>
        </el-tree>

    </div>
</template>

<script>
    export default {
        data () {
            return {
                data5: [{
                    id: 1,
                    label: '一级 1',
                    icon:'iconfont iconfolder',
                    children: [{
                        id: 4,
                        label: '二级 1-1',
                        children: [{
                            id: 9,
                            label: '三级 1-1-1',
                            icon: 'el-icon-info'
                        }, {
                            id: 10,
                            label: '三级 1-1-2'
                        }]
                    }]
                }, {
                    id: 2,
                    label: '一级 2',
                    children: [{
                        id: 5,
                        label: '二级 2-1',
                    }, {
                        id: 6,
                        label: '二级 2-2'
                    }]
                }, {
                    id: 3,
                    label: '一级 3',
                    children: [{
                        id: 7,
                        label: '二级 3-1'
                    }, {
                        id: 8,
                        label: '二级 3-2'
                    }]
                }]
            }
        }

    }
</script>

<style scoped>

</style>
